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qp2/bin/qp_tunnel

72 lines
1.4 KiB
Python
Executable File

#!/usr/bin/env python2
"""
Creates an ssh tunnel for using slaves on another network.
Launch a server on the front-end node of the cluster on which the master
process runs. Then start a client ont the front-end node of the distant
cluster.
Usage:
qp_tunnel server EZFIO_DIR
qp_tunnel client <address> EZFIO_DIR
Options:
-h --help
"""
import os
import sys
import zmq
try:
import qp_path
except ImportError:
print "source .quantum_package.rc"
raise
from docopt import docopt
from ezfio import ezfio
def get_address(filename):
with open(os.path.join(filename,'work','qp_run_address'),'r') as f:
a = f.readlines()[0].strip()
return a
def set_address(filename,address):
with open(os.path.join(filename,'work','qp_run_address'),'r') as f:
backup = f.readlines()
with open(os.path.join(filename,'work','qp_run_address'),'w') as f:
f.write('\n'.join([address]+backup))
def main_server(arguments,filename):
destination = get_address(filename)
print destination
def main_client(arguments,filename):
destination = arguments["<address>"]
print destination
def main(arguments):
"""Main function"""
print arguments
filename = arguments["EZFIO_DIR"]
if arguments["server"]:
return main_server(arguments, filename)
if arguments["client"]:
return main_client(arguments, filename)
if __name__ == '__main__':
ARGUMENTS = docopt(__doc__)
main(ARGUMENTS)